[Polarographic and spectral studies of various derivatives of 4-hydroxycoumarin and chrome].
D002867:Chromones / Q000032:analysis*; D003374:Coumarins / Q000032:analysis*; D008722:Methods; D011048:Polarography; D013053:Spectrophotometry; D014466:Ultraviolet Rays
D002867:Chromones; D003374:Coumarins
Polarografické a spektrální studie nĕkterých derivátů 4-hydroxykumarinu a chromonu.